Hardware-Backed Device Identity

Enforce Real Device Identity Across Your Stack

Backed by TPMs and open standards, Smallstep gives you provable trust between devices, workloads, and users. Built on verifiable identity, trusted at enterprise scale.

Works with these (and more)

TPM

macOS

Linux

ACME

YubiKey

ChromeOS

Okta

Jamf

Browser Certs

Azure AD

Android

Relay

Trusted by 78 of the Fortune 100

SSH network topology - distributed infrastructure, certificate-based remote access paths

Why Security & Platform Teams Choose Smallstep

Hardware-rooted identity: Credential reuse and spoofing eliminated at the edge
Automated lifecycle: No more manual cert renewal, no more drift
Cloud-native and on-prem ready: Works across heterogeneous systems
Open core: Auditable, extensible, and trusted in real deployments

Graphic with Keys

Who We’re Built For

Identity is infrastructure. We'll show you how to operationalize it.

Security engineers needing stronger device posture enforcement
Platform teams automating trust in CI/CD, provisioning, and onboarding
CISOs requiring device-level enforcement in Zero Trust rollouts
Enterprises aligning to NIST SP 800-207, CISA ZTMM, or FedRAMP Zero Trust strategies

Identity is infrastructure. We’ll show you how to operationalize it.

Smallstep co-developed the ACME Device Attestation standard with Google. It has now been adopted and is trusted in production by both Apple and Samsung.